Ubee Interactive
Understanding the Cable Modem Menu
Ubee DDM3521 Cable Modem User Guide • February 2013
21
4.4
Using the Cable Modem Upstream Option
The
Upstream
screen displays detailed information on the device’s connection to
upstream channels to the service provider.
Steps
To view upstream information:
1. Access the Web interface.
2. Click the
Modem
link from the top menu.
3. Click the
Upstream
link from the left side of the screen. Field explanations are listed
following the screen example.
Interleave Depth
Displays the current cable modem downstream Interleave
depth. I = number of taps; J - increments.
(4/8/16/32/64/128/other).
Power Level (dBmV)
Displays the receiver power level after ranging process.
RxMER (dB)
Displays the Receiver Modulation Error Ratio. The RxMER is
used to quantify the performance of a digital radio receiver in a
communications system using digital modulation.
Correctable Codewords
Displays the quantity of R-S codewords received on this
channel with correctable errors.
Uncorrectable Codewords
Displays the quantity of R-S codewords received on this
channel with uncorrectable errors.
Refresh
Recaptures and displays screen values.
Label
Description
